Escalation Bill Price variation for RA and final bills · index-based formula

Price index database

Official indices: CPI-IW for the Labour Bureau's centres (base 2016 = 100, from January 2024) and the Wholesale Price Index for every item - the current series (base 2022-23 = 100, from April 2023) and the former series (base 2011-12 = 100, from January 2024 to April 2026, continued by linking). Escalation bills take their base and current indices from here.

Latest official month in the database: CPI-IW 2026-08, WPI 2022-23 2026-09, WPI 2011-12 2026-04 (linked to 2026-09). Source: Office of the Economic Adviser, DPIIT - Wholesale Price Index (base 2011-12=100) - eaindustry.nic.in. The OEA stopped this series after April 2026. Later months are linked: the 2022-23 index of the same item multiplied by a linking factor - the OEA's own factors for All commodities (1.53), Primary articles (1.71), Fuel & power (1.65) and Manufactured products (1.44), and for other items the ratio of the geometric means of their FY 2024-25 indices in the two series, the method the OEA used. Items with no clear successor in the new series are not linked; use the 2022-23 series for them. Values entered by hand are highlighted and kept when you update.

WPI Furnace Oil [1202000008] Fuel and power

Linked values: from May 2026 = WPI 2022-23 [1202010008] x 1.3260 (item linking factor, ratio of FY 2024-25 geometric means).

MonthIndexChange on previous month Change over 12 monthsWPI all commoditiesSource
Sep 2026197.40 +12.4 +56.79 % 172.1 linked (2022-23 × 1.3260)
Aug 2026185.00 +25.0 +43.75 % 169.5 linked (2022-23 × 1.3260)
Jul 2026160.00 -57.3 +20.03 % 168.3 linked (2022-23 × 1.3260)
Jun 2026217.30 +3.9 +67.28 % 168.8 linked (2022-23 × 1.3260)
May 2026213.40 -13.8 +71.68 % 168.5 linked (2022-23 × 1.3260)
Apr 2026227.20 +71.9 +74.23 % 167.6 OEA
Mar 2026155.30 +33.5 +9.68 % 161.2 OEA
Feb 2026121.80 +14.9 -15.48 % 158.4 OEA
Jan 2026106.90 +0.6 -20.04 % 157.6 OEA
Dec 2025106.30 -9.0 -19.77 % 157.2 OEA
Nov 2025115.30 -8.8 -15.16 % 156.2 OEA
Oct 2025124.10 -1.8 -6.90 % 155.1 OEA
Sep 2025125.90 -2.8 -4.48 % 155.0 OEA
Aug 2025128.70 -4.6 -8.66 % 155.2 OEA
Jul 2025133.30 +3.4 -8.76 % 154.4 OEA
Jun 2025129.90 +5.6 -10.17 % 153.7 OEA
May 2025124.30 -6.1 -14.45 % 153.7 OEA
Apr 2025130.40 -11.2 -5.23 % 154.2 OEA
Mar 2025141.60 -2.5 +11.76 % 154.8 OEA
Feb 2025144.10 +10.4 +15.37 % 154.9 OEA
Jan 2025133.70 +1.2 +6.79 % 155.0 OEA
Dec 2024132.50 -3.4 - 155.7 OEA
Nov 2024135.90 +2.6 - 156.4 OEA
Oct 2024133.30 +1.5 - 156.7 OEA
Sep 2024131.80 -9.1 - 154.7 OEA
Aug 2024140.90 -5.2 - 154.4 OEA
Jul 2024146.10 +1.5 - 155.3 OEA
Jun 2024144.60 -0.7 - 154.0 OEA
May 2024145.30 +7.7 - 153.5 OEA
Apr 2024137.60 +10.9 - 152.9 OEA
Mar 2024126.70 +1.8 - 151.4 OEA
Feb 2024124.90 -0.3 - 151.2 OEA
Jan 2024125.20 - - 151.2 OEA

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For a month not yet in the database (e.g. from the latest press release). Updates from the website do not replace hand-entered values; enter the official figure here to correct one.